449566444665944 has 64 divisors (see below), whose sum is σ = 853182748499040. Its totient is φ = 222064946790400.

The previous prime is 449566444665907. The next prime is 449566444665959.

449566444665944 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×449566444665944² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464609324 + ... + 465575940.

Almost surely, 2^{449566444665944} is an apocalyptic number.

It is an amenable number.

449566444665944 is a deficient number, since it is larger than the sum of its proper divisors (403616303833096).

449566444665944 is a wasteful number, since it uses less digits than its factorization.

449566444665944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968420 (or 968416 counting only the distinct ones).

The product of its digits is 42998169600, while the sum is 80.

The spelling of 449566444665944 in words is "four hundred forty-nine trillion, five hundred sixty-six billion, four hundred forty-four million, six hundred sixty-five thousand, nine hundred forty-four".